Radiation and convection treatment of nanomaterial within a Linear Fresnel Reflector unit Z. Ebrahimpour, M. Sheikholeslami and Seyyed Ali Farshad Eur. Phys. J. Plus, 136 2 (2021) 201 Published online: 11 February 2021 DOI: 10.1140/epjp/s13360-021-01141-4